听前提示一、每期提供10个单词，每个单词都会有2-3个例句，方便理解记忆。二、每个单词和句子都会重复5遍，其中第2遍为慢速，有助于识别。三、本材料的整体难度较低，可以用来听力磨耳朵和单词查漏补缺。Day 56551.Creditn.信用，信贷，赊购v.把钱存入Can I pay by credit card?我能用信用卡付款吗?Can I use a credit card for payment?我可以使用信用卡付款吗？He usually uses credit cards instead of cash.他通常用信用卡，不用现金。552.Crimen.罪，罪行；犯罪，犯罪活动；可耻行为They commit a serious crime.他们犯了严重的罪行。There is an alarming increase in crime these years.这些年来，犯罪率惊人地增加。He is the victim of a terrible crime.他是一场可怕罪行的受害者。553.Crisisn.危机，紧要关头；关键时刻We'rein the middle of a crisis.我们正处于危机之中。We suffered heavy losses in the financial crisis我们在金融危机中蒙受了沉重的损失There was a financial crisis in 2009.2009年发生了金融危机。554.Criticaladj.批判的；关键的；严重的；病重的I can't understand why you are so critical of him.我不明白你为什么这么批评他。Why are you always so critical?你为什么总是这么挑剔？Capital is a critical ingredient for the success of a business.资本是企业成功的关键因素。555.Criticismn.批评，批判；意见；评论，评价Don't be so sensitive to criticism.不要对批评太敏感。His book became an object of criticism.他的书成为批评的对象。She accepts criticism from anyone but her parents.除了父母之外，她接受任何人的批评。556.Criticizev.批评，指责；评论They criticized me for coming late.他们批评我迟到了。He constantly criticizes other people.他经常批评别人。557.Cropn.庄稼；收成，产量；v.剪短；剪裁We have a good crop of tomatoes this year.今年我们有不错的西红柿。The crops were badly damaged by the storm.庄稼受到暴风雨的严重破坏。558.Crossv.超过；交叉；穿越 n.十字形She helped an old man cross the road.她帮助一位老人过马路。Where can we cross the stream?我们能在哪里过河?You need to wait until the light turns green to cross the street你需要等到灯变绿后才能过马路。559.Crowdn.人群；一伙人；百姓v.聚集，群集The crowd was clapping and cheering.人群在鼓掌和欢呼。He disappeared in the crowd.他在人群中消失了。The boy was lost in the crowd.这个男孩在人群中迷路了。560.Crowdedadj.拥挤的，塞满的v.聚集，群集；挤满，塞满The shop was crowded with young people.商店里挤满了年轻人。Tom was stuck in a crowded elevator.汤姆被困在拥挤的电梯里。It is a remarkably noisy and crowded city.这是一个非常嘈杂和拥挤的城市。